The differences are as follows:

1. The ingredients are different. Songfang Dalieba has more diverse ingredients and richer taste levels. The only ingredients in Dr. Joe's are walnuts, eggs, anhydrous cream, and raisins.

2. The processes are different. The process of Dr. Qiao's Dalieba is simple, while the process of Songfang's Dalieba is more complicated.

3. The taste is different. Songfang's Dalieba has a soft texture, while Dr. Erqiao's Dalieba has a porcelain texture. Big bread, also called big lieba (lieba is the transliteration of Russian bread), was introduced from Russia and is now a specialty in Harbin. This large bread is round, weighs five pounds, and has a traditional European flavor.